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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * ---------------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * DefaultDrawingSupplier.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * ---------------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2003-2008, by Object Refinery Limited.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   Jeremy Bowman;<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes<a name="line.35"></a>
<span class="sourceLineNo">036</span> * -------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 16-Jan-2003 : Version 1 (DG);<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 17-Jan-2003 : Added stroke method, renamed DefaultPaintSupplier<a name="line.38"></a>
<span class="sourceLineNo">039</span> *               --&gt; DefaultDrawingSupplier (DG)<a name="line.39"></a>
<span class="sourceLineNo">040</span> * 27-Jan-2003 : Incorporated code from SeriesShapeFactory, originally<a name="line.40"></a>
<span class="sourceLineNo">041</span> *               contributed by Jeremy Bowman (DG);<a name="line.41"></a>
<span class="sourceLineNo">042</span> * 25-Mar-2003 : Implemented Serializable (DG);<a name="line.42"></a>
<span class="sourceLineNo">043</span> * 20-Aug-2003 : Implemented Cloneable and PublicCloneable (DG);<a name="line.43"></a>
<span class="sourceLineNo">044</span> * ------------- JFREECHART 1.0.x ---------------------------------------------<a name="line.44"></a>
<span class="sourceLineNo">045</span> * 13-Jun-2007 : Added fillPaintSequence (DG);<a name="line.45"></a>
<span class="sourceLineNo">046</span> *<a name="line.46"></a>
<span class="sourceLineNo">047</span> */<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span> package org.jfree.chart.plot;<a name="line.49"></a>
<span class="sourceLineNo">050</span><a name="line.50"></a>
<span class="sourceLineNo">051</span>import java.awt.BasicStroke;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import java.awt.Color;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import java.awt.Paint;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import java.awt.Polygon;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import java.awt.Shape;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import java.awt.Stroke;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import java.awt.geom.Ellipse2D;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import java.awt.geom.Rectangle2D;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import java.io.IOException;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import java.io.ObjectInputStream;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import java.io.ObjectOutputStream;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import java.io.Serializable;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import java.util.Arrays;<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span>import org.jfree.chart.ChartColor;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import org.jfree.io.SerialUtilities;<a name="line.66"></a>
<span class="sourceLineNo">067</span>import org.jfree.util.PublicCloneable;<a name="line.67"></a>
<span class="sourceLineNo">068</span>import org.jfree.util.ShapeUtilities;<a name="line.68"></a>
<span class="sourceLineNo">069</span><a name="line.69"></a>
<span class="sourceLineNo">070</span>/**<a name="line.70"></a>
<span class="sourceLineNo">071</span> * A default implementation of the {@link DrawingSupplier} interface.  All<a name="line.71"></a>
<span class="sourceLineNo">072</span> * {@link Plot} instances have a new instance of this class installed by<a name="line.72"></a>
<span class="sourceLineNo">073</span> * default.<a name="line.73"></a>
<span class="sourceLineNo">074</span> */<a name="line.74"></a>
<span class="sourceLineNo">075</span>public class DefaultDrawingSupplier implements DrawingSupplier, Cloneable,<a name="line.75"></a>
<span class="sourceLineNo">076</span>        PublicCloneable, Serializable {<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span>    /** For serialization. */<a name="line.78"></a>
<span class="sourceLineNo">079</span>    private static final long serialVersionUID = -7339847061039422538L;<a name="line.79"></a>
<span class="sourceLineNo">080</span><a name="line.80"></a>
<span class="sourceLineNo">081</span>    /** The default fill paint sequence. */<a name="line.81"></a>
<span class="sourceLineNo">082</span>    public static final Paint[] DEFAULT_PAINT_SEQUENCE<a name="line.82"></a>
<span class="sourceLineNo">083</span>            = ChartColor.createDefaultPaintArray();<a name="line.83"></a>
<span class="sourceLineNo">084</span><a name="line.84"></a>
<span class="sourceLineNo">085</span>    /** The default outline paint sequence. */<a name="line.85"></a>
<span class="sourceLineNo">086</span>    public static final Paint[] DEFAULT_OUTLINE_PAINT_SEQUENCE = new Paint[] {<a name="line.86"></a>
<span class="sourceLineNo">087</span>            Color.lightGray};<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span>    /** The default fill paint sequence. */<a name="line.89"></a>
<span class="sourceLineNo">090</span>    public static final Paint[] DEFAULT_FILL_PAINT_SEQUENCE = new Paint[] {<a name="line.90"></a>
<span class="sourceLineNo">091</span>            Color.white};<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span>    /** The default stroke sequence. */<a name="line.93"></a>
<span class="sourceLineNo">094</span>    public static final Stroke[] DEFAULT_STROKE_SEQUENCE = new Stroke[] {<a name="line.94"></a>
<span class="sourceLineNo">095</span>            new BasicStroke(1.0f, BasicStroke.CAP_SQUARE,<a name="line.95"></a>
<span class="sourceLineNo">096</span>                    BasicStroke.JOIN_BEVEL)};<a name="line.96"></a>
<span class="sourceLineNo">097</span><a name="line.97"></a>
<span class="sourceLineNo">098</span>    /** The default outline stroke sequence. */<a name="line.98"></a>
<span class="sourceLineNo">099</span>    public static final Stroke[] DEFAULT_OUTLINE_STROKE_SEQUENCE<a name="line.99"></a>
<span class="sourceLineNo">100</span>            = new Stroke[] {new BasicStroke(1.0f, BasicStroke.CAP_SQUARE,<a name="line.100"></a>
<span class="sourceLineNo">101</span>                    BasicStroke.JOIN_BEVEL)};<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span>    /** The default shape sequence. */<a name="line.103"></a>
<span class="sourceLineNo">104</span>    public static final Shape[] DEFAULT_SHAPE_SEQUENCE<a name="line.104"></a>
<span class="sourceLineNo">105</span>            = createStandardSeriesShapes();<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span>    /** The paint sequence. */<a name="line.107"></a>
<span class="sourceLineNo">108</span>    private transient Paint[] paintSequence;<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span>    /** The current paint index. */<a name="line.110"></a>
<span class="sourceLineNo">111</span>    private int paintIndex;<a name="line.111"></a>
<span class="sourceLineNo">112</span><a name="line.112"></a>
<span class="sourceLineNo">113</span>    /** The outline paint sequence. */<a name="line.113"></a>
<span class="sourceLineNo">114</span>    private transient Paint[] outlinePaintSequence;<a name="line.114"></a>
<span class="sourceLineNo">115</span><a name="line.115"></a>
<span class="sourceLineNo">116</span>    /** The current outline paint index. */<a name="line.116"></a>
<span class="sourceLineNo">117</span>    private int outlinePaintIndex;<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span>    /** The fill paint sequence. */<a name="line.119"></a>
<span class="sourceLineNo">120</span>    private transient Paint[] fillPaintSequence;<a name="line.120"></a>
<span class="sourceLineNo">121</span><a name="line.121"></a>
<span class="sourceLineNo">122</span>    /** The current fill paint index. */<a name="line.122"></a>
<span class="sourceLineNo">123</span>    private int fillPaintIndex;<a name="line.123"></a>
<span class="sourceLineNo">124</span><a name="line.124"></a>
<span class="sourceLineNo">125</span>    /** The stroke sequence. */<a name="line.125"></a>
<span class="sourceLineNo">126</span>    private transient Stroke[] strokeSequence;<a name="line.126"></a>
<span class="sourceLineNo">127</span><a name="line.127"></a>
<span class="sourceLineNo">128</span>    /** The current stroke index. */<a name="line.128"></a>
<span class="sourceLineNo">129</span>    private int strokeIndex;<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span>    /** The outline stroke sequence. */<a name="line.131"></a>
<span class="sourceLineNo">132</span>    private transient Stroke[] outlineStrokeSequence;<a name="line.132"></a>
<span class="sourceLineNo">133</span><a name="line.133"></a>
<span class="sourceLineNo">134</span>    /** The current outline stroke index. */<a name="line.134"></a>
<span class="sourceLineNo">135</span>    private int outlineStrokeIndex;<a name="line.135"></a>
<span class="sourceLineNo">136</span><a name="line.136"></a>
<span class="sourceLineNo">137</span>    /** The shape sequence. */<a name="line.137"></a>
<span class="sourceLineNo">138</span>    private transient Shape[] shapeSequence;<a name="line.138"></a>
<span class="sourceLineNo">139</span><a name="line.139"></a>
<span class="sourceLineNo">140</span>    /** The current shape index. */<a name="line.140"></a>
<span class="sourceLineNo">141</span>    private int shapeIndex;<a name="line.141"></a>
<span class="sourceLineNo">142</span><a name="line.142"></a>
<span class="sourceLineNo">143</span>    /**<a name="line.143"></a>
<span class="sourceLineNo">144</span>     * Creates a new supplier, with default sequences for fill paint, outline<a name="line.144"></a>
<span class="sourceLineNo">145</span>     * paint, stroke and shapes.<a name="line.145"></a>
<span class="sourceLineNo">146</span>     */<a name="line.146"></a>
<span class="sourceLineNo">147</span>    public DefaultDrawingSupplier() {<a name="line.147"></a>
<span class="sourceLineNo">148</span><a name="line.148"></a>
<span class="sourceLineNo">149</span>        this(DEFAULT_PAINT_SEQUENCE, DEFAULT_FILL_PAINT_SEQUENCE,<a name="line.149"></a>
<span class="sourceLineNo">150</span>             DEFAULT_OUTLINE_PAINT_SEQUENCE,<a name="line.150"></a>
<span class="sourceLineNo">151</span>             DEFAULT_STROKE_SEQUENCE,<a name="line.151"></a>
<span class="sourceLineNo">152</span>             DEFAULT_OUTLINE_STROKE_SEQUENCE,<a name="line.152"></a>
<span class="sourceLineNo">153</span>             DEFAULT_SHAPE_SEQUENCE);<a name="line.153"></a>
<span class="sourceLineNo">154</span><a name="line.154"></a>
<span class="sourceLineNo">155</span>    }<a name="line.155"></a>
<span class="sourceLineNo">156</span><a name="line.156"></a>
<span class="sourceLineNo">157</span>    /**<a name="line.157"></a>
<span class="sourceLineNo">158</span>     * Creates a new supplier.<a name="line.158"></a>
<span class="sourceLineNo">159</span>     *<a name="line.159"></a>
<span class="sourceLineNo">160</span>     * @param paintSequence  the fill paint sequence.<a name="line.160"></a>
<span class="sourceLineNo">161</span>     * @param outlinePaintSequence  the outline paint sequence.<a name="line.161"></a>
<span class="sourceLineNo">162</span>     * @param strokeSequence  the stroke sequence.<a name="line.162"></a>
<span class="sourceLineNo">163</span>     * @param outlineStrokeSequence  the outline stroke sequence.<a name="line.163"></a>
<span class="sourceLineNo">164</span>     * @param shapeSequence  the shape sequence.<a name="line.164"></a>
<span class="sourceLineNo">165</span>     */<a name="line.165"></a>
<span class="sourceLineNo">166</span>    public DefaultDrawingSupplier(Paint[] paintSequence,<a name="line.166"></a>
<span class="sourceLineNo">167</span>                                  Paint[] outlinePaintSequence,<a name="line.167"></a>
<span class="sourceLineNo">168</span>                                  Stroke[] strokeSequence,<a name="line.168"></a>
<span class="sourceLineNo">169</span>                                  Stroke[] outlineStrokeSequence,<a name="line.169"></a>
<span class="sourceLineNo">170</span>                                  Shape[] shapeSequence) {<a name="line.170"></a>
<span class="sourceLineNo">171</span><a name="line.171"></a>
<span class="sourceLineNo">172</span>        this.paintSequence = paintSequence;<a name="line.172"></a>
<span class="sourceLineNo">173</span>        this.fillPaintSequence = DEFAULT_FILL_PAINT_SEQUENCE;<a name="line.173"></a>
<span class="sourceLineNo">174</span>        this.outlinePaintSequence = outlinePaintSequence;<a name="line.174"></a>
<span class="sourceLineNo">175</span>        this.strokeSequence = strokeSequence;<a name="line.175"></a>
<span class="sourceLineNo">176</span>        this.outlineStrokeSequence = outlineStrokeSequence;<a name="line.176"></a>
<span class="sourceLineNo">177</span>        this.shapeSequence = shapeSequence;<a name="line.177"></a>
<span class="sourceLineNo">178</span><a name="line.178"></a>
<span class="sourceLineNo">179</span>    }<a name="line.179"></a>
<span class="sourceLineNo">180</span><a name="line.180"></a>
<span class="sourceLineNo">181</span>    /**<a name="line.181"></a>
<span class="sourceLineNo">182</span>     * Creates a new supplier.<a name="line.182"></a>
<span class="sourceLineNo">183</span>     *<a name="line.183"></a>
<span class="sourceLineNo">184</span>     * @param paintSequence  the paint sequence.<a name="line.184"></a>
<span class="sourceLineNo">185</span>     * @param fillPaintSequence  the fill paint sequence.<a name="line.185"></a>
<span class="sourceLineNo">186</span>     * @param outlinePaintSequence  the outline paint sequence.<a name="line.186"></a>
<span class="sourceLineNo">187</span>     * @param strokeSequence  the stroke sequence.<a name="line.187"></a>
<span class="sourceLineNo">188</span>     * @param outlineStrokeSequence  the outline stroke sequence.<a name="line.188"></a>
<span class="sourceLineNo">189</span>     * @param shapeSequence  the shape sequence.<a name="line.189"></a>
<span class="sourceLineNo">190</span>     *<a name="line.190"></a>
<span class="sourceLineNo">191</span>     * @since 1.0.6<a name="line.191"></a>
<span class="sourceLineNo">192</span>     */<a name="line.192"></a>
<span class="sourceLineNo">193</span>    public DefaultDrawingSupplier(Paint[] paintSequence,<a name="line.193"></a>
<span class="sourceLineNo">194</span>            Paint[] fillPaintSequence, Paint[] outlinePaintSequence,<a name="line.194"></a>
<span class="sourceLineNo">195</span>            Stroke[] strokeSequence, Stroke[] outlineStrokeSequence,<a name="line.195"></a>
<span class="sourceLineNo">196</span>            Shape[] shapeSequence) {<a name="line.196"></a>
<span class="sourceLineNo">197</span><a name="line.197"></a>
<span class="sourceLineNo">198</span>        this.paintSequence = paintSequence;<a name="line.198"></a>
<span class="sourceLineNo">199</span>        this.fillPaintSequence = fillPaintSequence;<a name="line.199"></a>
<span class="sourceLineNo">200</span>        this.outlinePaintSequence = outlinePaintSequence;<a name="line.200"></a>
<span class="sourceLineNo">201</span>        this.strokeSequence = strokeSequence;<a name="line.201"></a>
<span class="sourceLineNo">202</span>        this.outlineStrokeSequence = outlineStrokeSequence;<a name="line.202"></a>
<span class="sourceLineNo">203</span>        this.shapeSequence = shapeSequence;<a name="line.203"></a>
<span class="sourceLineNo">204</span>    }<a name="line.204"></a>
<span class="sourceLineNo">205</span><a name="line.205"></a>
<span class="sourceLineNo">206</span>    /**<a name="line.206"></a>
<span class="sourceLineNo">207</span>     * Returns the next paint in the sequence.<a name="line.207"></a>
<span class="sourceLineNo">208</span>     *<a name="line.208"></a>
<span class="sourceLineNo">209</span>     * @return The paint.<a name="line.209"></a>
<span class="sourceLineNo">210</span>     */<a name="line.210"></a>
<span class="sourceLineNo">211</span>    @Override<a name="line.211"></a>
<span class="sourceLineNo">212</span>    public Paint getNextPaint() {<a name="line.212"></a>
<span class="sourceLineNo">213</span>        Paint result<a name="line.213"></a>
<span class="sourceLineNo">214</span>            = this.paintSequence[this.paintIndex % this.paintSequence.length];<a name="line.214"></a>
<span class="sourceLineNo">215</span>        this.paintIndex++;<a name="line.215"></a>
<span class="sourceLineNo">216</span>        return result;<a name="line.216"></a>
<span class="sourceLineNo">217</span>    }<a name="line.217"></a>
<span class="sourceLineNo">218</span><a name="line.218"></a>
<span class="sourceLineNo">219</span>    /**<a name="line.219"></a>
<span class="sourceLineNo">220</span>     * Returns the next outline paint in the sequence.<a name="line.220"></a>
<span class="sourceLineNo">221</span>     *<a name="line.221"></a>
<span class="sourceLineNo">222</span>     * @return The paint.<a name="line.222"></a>
<span class="sourceLineNo">223</span>     */<a name="line.223"></a>
<span class="sourceLineNo">224</span>    @Override<a name="line.224"></a>
<span class="sourceLineNo">225</span>    public Paint getNextOutlinePaint() {<a name="line.225"></a>
<span class="sourceLineNo">226</span>        Paint result = this.outlinePaintSequence[<a name="line.226"></a>
<span class="sourceLineNo">227</span>                this.outlinePaintIndex % this.outlinePaintSequence.length];<a name="line.227"></a>
<span class="sourceLineNo">228</span>        this.outlinePaintIndex++;<a name="line.228"></a>
<span class="sourceLineNo">229</span>        return result;<a name="line.229"></a>
<span class="sourceLineNo">230</span>    }<a name="line.230"></a>
<span class="sourceLineNo">231</span><a name="line.231"></a>
<span class="sourceLineNo">232</span>    /**<a name="line.232"></a>
<span class="sourceLineNo">233</span>     * Returns the next fill paint in the sequence.<a name="line.233"></a>
<span class="sourceLineNo">234</span>     *<a name="line.234"></a>
<span class="sourceLineNo">235</span>     * @return The paint.<a name="line.235"></a>
<span class="sourceLineNo">236</span>     *<a name="line.236"></a>
<span class="sourceLineNo">237</span>     * @since 1.0.6<a name="line.237"></a>
<span class="sourceLineNo">238</span>     */<a name="line.238"></a>
<span class="sourceLineNo">239</span>    @Override<a name="line.239"></a>
<span class="sourceLineNo">240</span>    public Paint getNextFillPaint() {<a name="line.240"></a>
<span class="sourceLineNo">241</span>        Paint result = this.fillPaintSequence[this.fillPaintIndex<a name="line.241"></a>
<span class="sourceLineNo">242</span>                % this.fillPaintSequence.length];<a name="line.242"></a>
<span class="sourceLineNo">243</span>        this.fillPaintIndex++;<a name="line.243"></a>
<span class="sourceLineNo">244</span>        return result;<a name="line.244"></a>
<span class="sourceLineNo">245</span>    }<a name="line.245"></a>
<span class="sourceLineNo">246</span><a name="line.246"></a>
<span class="sourceLineNo">247</span>    /**<a name="line.247"></a>
<span class="sourceLineNo">248</span>     * Returns the next stroke in the sequence.<a name="line.248"></a>
<span class="sourceLineNo">249</span>     *<a name="line.249"></a>
<span class="sourceLineNo">250</span>     * @return The stroke.<a name="line.250"></a>
<span class="sourceLineNo">251</span>     */<a name="line.251"></a>
<span class="sourceLineNo">252</span>    @Override<a name="line.252"></a>
<span class="sourceLineNo">253</span>    public Stroke getNextStroke() {<a name="line.253"></a>
<span class="sourceLineNo">254</span>        Stroke result = this.strokeSequence[<a name="line.254"></a>
<span class="sourceLineNo">255</span>                this.strokeIndex % this.strokeSequence.length];<a name="line.255"></a>
<span class="sourceLineNo">256</span>        this.strokeIndex++;<a name="line.256"></a>
<span class="sourceLineNo">257</span>        return result;<a name="line.257"></a>
<span class="sourceLineNo">258</span>    }<a name="line.258"></a>
<span class="sourceLineNo">259</span><a name="line.259"></a>
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<span class="sourceLineNo">288</span>     * on charts.<a name="line.288"></a>
<span class="sourceLineNo">289</span>     *<a name="line.289"></a>
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<span class="sourceLineNo">305</span><a name="line.305"></a>
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<span class="sourceLineNo">308</span>        ypoints = intArray(-delta, delta, delta);<a name="line.308"></a>
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<span class="sourceLineNo">310</span><a name="line.310"></a>
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<span class="sourceLineNo">315</span><a name="line.315"></a>
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<span class="sourceLineNo">318</span><a name="line.318"></a>
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<span class="sourceLineNo">323</span><a name="line.323"></a>
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<span class="sourceLineNo">326</span><a name="line.326"></a>
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<span class="sourceLineNo">329</span>        ypoints = intArray(-delta, 0.0, delta);<a name="line.329"></a>
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<span class="sourceLineNo">331</span><a name="line.331"></a>
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<span class="sourceLineNo">345</span>     * Tests this object for equality with another object.<a name="line.345"></a>
<span class="sourceLineNo">346</span>     *<a name="line.346"></a>
<span class="sourceLineNo">347</span>     * @param obj  the object (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.347"></a>
<span class="sourceLineNo">348</span>     *<a name="line.348"></a>
<span class="sourceLineNo">349</span>     * @return A boolean.<a name="line.349"></a>
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<span class="sourceLineNo">394</span><a name="line.394"></a>
<span class="sourceLineNo">395</span>    /**<a name="line.395"></a>
<span class="sourceLineNo">396</span>     * A utility method for testing the equality of two arrays of shapes.<a name="line.396"></a>
<span class="sourceLineNo">397</span>     *<a name="line.397"></a>
<span class="sourceLineNo">398</span>     * @param s1  the first array (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.398"></a>
<span class="sourceLineNo">399</span>     * @param s2  the second array (&lt;code&gt;null&lt;/code&gt; permitted).<a name="line.399"></a>
<span class="sourceLineNo">400</span>     *<a name="line.400"></a>
<span class="sourceLineNo">401</span>     * @return A boolean.<a name="line.401"></a>
<span class="sourceLineNo">402</span>     */<a name="line.402"></a>
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<span class="sourceLineNo">405</span>            return s2 == null;<a name="line.405"></a>
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<span class="sourceLineNo">408</span>            return false;<a name="line.408"></a>
<span class="sourceLineNo">409</span>        }<a name="line.409"></a>
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<span class="sourceLineNo">411</span>            return false;<a name="line.411"></a>
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<span class="sourceLineNo">413</span>        for (int i = 0; i &lt; s1.length; i++) {<a name="line.413"></a>
<span class="sourceLineNo">414</span>            if (!ShapeUtilities.equal(s1[i], s2[i])) {<a name="line.414"></a>
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<span class="sourceLineNo">420</span><a name="line.420"></a>
<span class="sourceLineNo">421</span>    /**<a name="line.421"></a>
<span class="sourceLineNo">422</span>     * Handles serialization.<a name="line.422"></a>
<span class="sourceLineNo">423</span>     *<a name="line.423"></a>
<span class="sourceLineNo">424</span>     * @param stream  the output stream.<a name="line.424"></a>
<span class="sourceLineNo">425</span>     *<a name="line.425"></a>
<span class="sourceLineNo">426</span>     * @throws IOException if there is an I/O problem.<a name="line.426"></a>
<span class="sourceLineNo">427</span>     */<a name="line.427"></a>
<span class="sourceLineNo">428</span>    private void writeObject(ObjectOutputStream stream) throws IOException {<a name="line.428"></a>
<span class="sourceLineNo">429</span>        stream.defaultWriteObject();<a name="line.429"></a>
<span class="sourceLineNo">430</span><a name="line.430"></a>
<span class="sourceLineNo">431</span>        int paintCount = this.paintSequence.length;<a name="line.431"></a>
<span class="sourceLineNo">432</span>        stream.writeInt(paintCount);<a name="line.432"></a>
<span class="sourceLineNo">433</span>        for (int i = 0; i &lt; paintCount; i++) {<a name="line.433"></a>
<span class="sourceLineNo">434</span>            SerialUtilities.writePaint(this.paintSequence[i], stream);<a name="line.434"></a>
<span class="sourceLineNo">435</span>        }<a name="line.435"></a>
<span class="sourceLineNo">436</span><a name="line.436"></a>
<span class="sourceLineNo">437</span>        int outlinePaintCount = this.outlinePaintSequence.length;<a name="line.437"></a>
<span class="sourceLineNo">438</span>        stream.writeInt(outlinePaintCount);<a name="line.438"></a>
<span class="sourceLineNo">439</span>        for (int i = 0; i &lt; outlinePaintCount; i++) {<a name="line.439"></a>
<span class="sourceLineNo">440</span>            SerialUtilities.writePaint(this.outlinePaintSequence[i], stream);<a name="line.440"></a>
<span class="sourceLineNo">441</span>        }<a name="line.441"></a>
<span class="sourceLineNo">442</span><a name="line.442"></a>
<span class="sourceLineNo">443</span>        int strokeCount = this.strokeSequence.length;<a name="line.443"></a>
<span class="sourceLineNo">444</span>        stream.writeInt(strokeCount);<a name="line.444"></a>
<span class="sourceLineNo">445</span>        for (int i = 0; i &lt; strokeCount; i++) {<a name="line.445"></a>
<span class="sourceLineNo">446</span>            SerialUtilities.writeStroke(this.strokeSequence[i], stream);<a name="line.446"></a>
<span class="sourceLineNo">447</span>        }<a name="line.447"></a>
<span class="sourceLineNo">448</span><a name="line.448"></a>
<span class="sourceLineNo">449</span>        int outlineStrokeCount = this.outlineStrokeSequence.length;<a name="line.449"></a>
<span class="sourceLineNo">450</span>        stream.writeInt(outlineStrokeCount);<a name="line.450"></a>
<span class="sourceLineNo">451</span>        for (int i = 0; i &lt; outlineStrokeCount; i++) {<a name="line.451"></a>
<span class="sourceLineNo">452</span>            SerialUtilities.writeStroke(this.outlineStrokeSequence[i], stream);<a name="line.452"></a>
<span class="sourceLineNo">453</span>        }<a name="line.453"></a>
<span class="sourceLineNo">454</span><a name="line.454"></a>
<span class="sourceLineNo">455</span>        int shapeCount = this.shapeSequence.length;<a name="line.455"></a>
<span class="sourceLineNo">456</span>        stream.writeInt(shapeCount);<a name="line.456"></a>
<span class="sourceLineNo">457</span>        for (int i = 0; i &lt; shapeCount; i++) {<a name="line.457"></a>
<span class="sourceLineNo">458</span>            SerialUtilities.writeShape(this.shapeSequence[i], stream);<a name="line.458"></a>
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<span class="sourceLineNo">460</span><a name="line.460"></a>
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<span class="sourceLineNo">462</span><a name="line.462"></a>
<span class="sourceLineNo">463</span>    /**<a name="line.463"></a>
<span class="sourceLineNo">464</span>     * Restores a serialized object.<a name="line.464"></a>
<span class="sourceLineNo">465</span>     *<a name="line.465"></a>
<span class="sourceLineNo">466</span>     * @param stream  the input stream.<a name="line.466"></a>
<span class="sourceLineNo">467</span>     *<a name="line.467"></a>
<span class="sourceLineNo">468</span>     * @throws IOException if there is an I/O problem.<a name="line.468"></a>
<span class="sourceLineNo">469</span>     * @throws ClassNotFoundException if there is a problem loading a class.<a name="line.469"></a>
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<span class="sourceLineNo">480</span><a name="line.480"></a>
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<span class="sourceLineNo">486</span><a name="line.486"></a>
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<span class="sourceLineNo">489</span>        for (int i = 0; i &lt; strokeCount; i++) {<a name="line.489"></a>
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<span class="sourceLineNo">492</span><a name="line.492"></a>
<span class="sourceLineNo">493</span>        int outlineStrokeCount = stream.readInt();<a name="line.493"></a>
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<span class="sourceLineNo">495</span>        for (int i = 0; i &lt; outlineStrokeCount; i++) {<a name="line.495"></a>
<span class="sourceLineNo">496</span>            this.outlineStrokeSequence[i] = SerialUtilities.readStroke(stream);<a name="line.496"></a>
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<span class="sourceLineNo">498</span><a name="line.498"></a>
<span class="sourceLineNo">499</span>        int shapeCount = stream.readInt();<a name="line.499"></a>
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<span class="sourceLineNo">506</span><a name="line.506"></a>
<span class="sourceLineNo">507</span>    /**<a name="line.507"></a>
<span class="sourceLineNo">508</span>     * Helper method to avoid lots of explicit casts in getShape().  Returns<a name="line.508"></a>
<span class="sourceLineNo">509</span>     * an array containing the provided doubles cast to ints.<a name="line.509"></a>
<span class="sourceLineNo">510</span>     *<a name="line.510"></a>
<span class="sourceLineNo">511</span>     * @param a  x<a name="line.511"></a>
<span class="sourceLineNo">512</span>     * @param b  y<a name="line.512"></a>
<span class="sourceLineNo">513</span>     * @param c  z<a name="line.513"></a>
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